1–20 von 29 Ergebnissen
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    "Review of State of Art of Smart Structures and Integrated Systems"

    Chopra, I. / Israel Aircraft Industries | British Library Conference Proceedings | 2004

    Power systems and requirements for integration of smart structures into aircraft

    Lockyer, Allen J. / Martin, Christopher A. / Lindner, Douglas K. et al. | Tema Archiv | 2004
    (SMAs); full-span, chord-wise and span-wise contouring trailing control surfaces that use SMA or piezoelectric materials for actuation; and ...

    Smart Material-actuated Rotor Technolnnogy - SMART

    Straub, Friedrich K. / Kennedy, Dennis K. / Domzalski, David B. et al. | Tema Archiv | 2004
    electronics. Results to date confirm that smart material in-blade active control of a rotor is feasible and offers significant performance and cost ...

    Smart material actuators for airfoil morphing applications

    Tieck, R.M. / Mohanchandra, K.P. / Carman, G.P. | Tema Archiv | 2004
    accomplishments in the area of the tribology of NiTi, both shape memory and pseudoelastic, is provided. The results of the baseline testing of the ...
    Schlagwörter: intelligenter Werkstoff

    Development and whirl tower test of the SMART active flap rotor

    Straub, F.K. / Kennedy, D.K. / Stemple, A.D. et al. | Tema Archiv | 2004
    A full scale smart material actuated rotor technology (SMART) system with piezoelectric actuated blade flaps was developed and whirl tower ...
    Schlagwörter: intelligenter Werkstoff

    Aerodynamic performance of the smart wing control effectors

    Sanders, Brian / Cowan, Dave / Scherer, Lewes | Tema Archiv | 2004
    This paper presents and discusses the wind tunnel results obtained during Phase 1 and Phase 2 of the Smart Wing program. A series of four ...
    Schlagwörter: intelligenter Werkstoff

    Design, fabrication, and testing of a scaled wind tunnel model for the smart wing project

    Martin, Christopher A. / Hallam, Brian J. / Flanagan, John S. et al. | Tema Archiv | 2004
    DARPA/AFRL/NASA Smart Wing Program," SPIE Symposium on Smart Structures and Materials, Newport Beach, CA, Vol. 3674, pp. 230-6; Martin, C.A. et ...
    Schlagwörter: intelligenter Werkstoff

    Development of the smart spring for active vibration control of helicopter blades

    Yong, C. / Zimcik, D.G. / Wickramasinghe, V.K. et al. | Tema Archiv | 2004
    for passengers and high acoustic signature for the vehicle. Previous Individual Blade Control (IBC) techniques based on piezoelectric actuator ...
    Schlagwörter: intelligenter Werkstoff

    Vibration control of spacecraft box structures using a collocated piezo-actuator/sensor

    Damaren, C.J. / Oguamanam, D.C.D. | Tema Archiv | 2004
    The problem of vibration control in box-type structures is examined by inclusion of piezo-electric smart structural elements. The box is ...

    Verkehrssituationserkennung: Entwicklungsmethode, -werkzeuge und Anwendung

    Sandkühler, D. / Benmimoun, A. | Tema Archiv | 2004
    Schlagwörter: adaptives System

    Evaluation of bio-inspired morphing concepts with regard to aircraft dynamics and performance

    Wickenheiser, Adam M. / Garcia, Ephrahim / Waszak, Martin | SPIE | 2004
    analysis tools will be introduced to calculate the aerodynamic benefits, dynamic response, and mission-level benefits of morphing shape changes ...

    Actuator technology - driver of aerospace systems innovation

    Jänker, P. / Grohmann, B.A. / Bossche, D. van den | Tema Archiv | 2004
    control: the so-called smart structures. The core of active structures is a disruptive actuation technology based on mechanically active materials ...
    Schlagwörter: intelligenter Werkstoff

    Effect of hybrid semiactive control on steady state and transient dynamics of vehicle suspensions

    Ahmadian, M. / Vahdati, N. | Tema Archiv | 2004
    The effect of a hybrid semiactive control technique on steady state and transient dynamics that occur in a vehicle suspension is studied ...

    Investigation of synthetic jet actuator design parameters

    Ugrina, S. / Flatau, A.B. | Tema Archiv | 2004
    research has demonstrated that oscillating micro-jets have the potential to influence the flow characteristics and change the aerodynamic ...

    Design and analysis of a magnetorheological damper for train suspension

    Lau, Yiu-Kee / Liao, Wei-Hsin | Tema Archiv | 2004
    of railway vehicle suspensions such as passive, active, and semi-active systems could be used to cushion passengers from vibrations. Among ...

    Effect of static, dynamic, thermal, and humidity loading on fatigue life of fiber optic cables

    El-Sabbagh, Adel / Baz, Amr M. | SPIE | 2004
    structures as repairs are generally very costly and time consuming. Thus, the feasibility of using optical fibers in various aircraft structures ...

    Actuation of MAV control surface using conducting shape memory polymer actuator

    Goo, Nam-Seo / Paik, Il-Hyun / Yoon, Kwang-Joon et al. | Tema Archiv | 2004
    conductivity was manufactured and its properties were measured. Second, conceptual designs of special actuating systems for control surface of micro ...

    Quadrature mechatronic actuator (QMA) drives for heavy ship doors and machinery

    Knowles, G.J. / Bird, R.W. / Goehrig, M.J. et al. | Tema Archiv | 2004
    An important part of the navy objectives is to be both more efficient and enable manpower reduction is to reduce maintenance, reduce ...

    Wheel slip control of ABS using ER valve pressure modulator

    Choi, Seung-Bok / Cho, Myung-Soo / Kim, Yong-Il et al. | Tema Archiv | 2004
    electrorheological (ER) valve pressure modulator. The principal design parameters of the ER valves and hydraulic booster are appropriately determined by ...

    A comparative analysis of passive twin tube and skyhook MRF dampers for motorcycle front suspensions

    Ahmadian, M. / Gravatt, J. | Tema Archiv | 2004
    , as the suspension systems are designed primarily for racing purposes. Front suspension acceleration and shock loading transmit directly ...